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Home -> Community -> Usenet -> c.d.o.server -> Re: Is it possible to tune this SQL statement?
Execution Plan
0 SELECT STATEMENT Optimizer=HINT: RULE (Cost=1522 Card=1 Byte s=26) 1 0 NESTED LOOPS (Cost=1522 Card=1 Bytes=26) 2 1 VIEW (Cost=1435 Card=1 Bytes=13) 3 2 SORT (AGGREGATE) 4 3 VIEW (Cost=1435 Card=1 Bytes=19) 5 4 SORT (GROUP BY) (Cost=1435 Card=1 Bytes=182) 6 5 NESTED LOOPS (Cost=1429 Card=1 Bytes=182) 7 6 NESTED LOOPS (Cost=1429 Card=1 Bytes=156) 8 7 HASH JOIN (Cost=35 Card=82 Bytes=6396) 9 8 TABLE ACCESS (FULL) OF 'UNDO$' (Cost=17 Ca rd=82 Bytes=4264) 10 8 TABLE ACCESS (FULL) OF 'TS$' (Cost=17 Card =8168 Bytes=212368) 11 7 FIXED TABLE (FIXED INDEX) OF 'X$KTFBUE (ind: 1)' (Cost=17 Card=1 Bytes=78) 12 6 INDEX (UNIQUE SCAN) OF 'I_FILE2' (UNIQUE) 13 1 VIEW (Cost=87 Card=1 Bytes=13) 14 13 SORT (AGGREGATE) 15 14 NESTED LOOPS (Cost=87 Card=1 Bytes=810) 16 15 NESTED LOOPS (Cost=70 Card=1 Bytes=513) 17 16 NESTED LOOPS (Cost=53 Card=1 Bytes=487) 18 17 HASH JOIN (Cost=36 Card=1 Bytes=190) 19 18 NESTED LOOPS (Cost=18 Card=1 Bytes=99) 20 19 FIXED TABLE (FULL) OF 'X$KCCTS' (Cost=17 C ard=1 Bytes=43) 21 19 TABLE ACCESS (BY INDEX ROWID) OF 'TS$' (Co st=1 Card=1 Bytes=56) 22 21 INDEX (UNIQUE SCAN) OF 'I_TS1' (UNIQUE) 23 18 FIXED TABLE (FULL) OF 'X$KCCFE' (Cost=17 Car d=1 Bytes=91) 24 17 FIXED TABLE (FIXED INDEX) OF 'X$KCCFN (ind:1)' (Cost=17 Card=1 Bytes=297) 25 16 FIXED TABLE (FIXED INDEX) OF 'X$KCVFH (ind:1)' ( Cost=17 Card=1 Bytes=26) 26 15 FIXED TABLE (FULL) OF 'X$KCCFN' (Cost=17 Card=1 By tes=297)
Statistics
1356 recursive calls 0 db block gets 322 consistent gets 46 physical reads 0 redo size 429 bytes sent via SQL*Net to client 456 bytes received via SQL*Net from client 1 SQL*Net roundtrips to/from client 1 sorts (memory) 0 sorts (disk) 0 rows processedReceived on Wed Jan 11 2006 - 11:01:49 CST
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